import 'package:flutter/material.dart';

class Exam_29 extends StatelessWidget{
  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return Scaffold(
      appBar: AppBar(
        title: Text("数据共享"),
      ),
      body: Content(),
    );
  }

}

class Content extends StatelessWidget{
  @override
  Widget build(BuildContext context) {
    // TODO: implement build
    return Text("数据共享");
  }

}